Elin Panca Saputra, Sugiono, Indriyanti, Supriatiningsih, and Hafis Nurdin. 2021. “Grouping of Success Levels in E-Learning Learning Factors: Approaches With Machine Learning Algorithm”. Jurnal Mantik 5 (1):78-85. https://doi.org/10.35335/mantik.Vol5.2021.1271.pp78-85.